ASTM B 477 – 97 International standard

Standard Specification for Gold-Silver-Nickel Electrical Contact Alloy 1

This standard is issued underneath the fixed designation b 477; the number straight away following the designation suggests the yr of original adoption or, inside the case of revision, the 12 months of remaining revision. Various in parentheses suggests the 12 months of final reapproval. A superscript epsilon (e) suggests an editorial exchange because the remaining revision or reapproval.
This general has been authorised to be used by corporations of the branch of protection.

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You can also get ASTM B 476 – 01 International standard

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